Ratios
A ratio ______ two numbers
Compares
Simplify this ratio
2/4
1/2
Percent means out of _____
100
A unit rate is trying to find the value of __ objects. (A number)
1
How many inches in a foot?
12 inches
Three ways to write ratios are...
1. As a fraction (ex. 1/2)
2. Using words (ex. 1 to 2)
3. Using a colon (ex. 1:2)
Simplify this ratio
10/100
1/10
%
When I am finding a unit rate, I use this operation...
Division
How many ounces in a pound?
16 ounces
If there are 10 cats and 12 dogs, what is the ratio of dogs to cats?
12:10
Simplify this ratio...
36/81
4:9
If there are 100 people at a concert, and 67 are men...what is the percentage of women at the concert?
33%
Kylie can hit 12 home-runs in 3 innings. How many does she hit in one inning?
4 run per inning
How many ounces in a cup?
16 oz
If there are 16 turkeys, 12 cakes, 8 dinner rolls, and 10 bowls of mashed potatoes....what is the ratio of bowls of mashed potatoes to cakes?
10:12
Simplify this ratio...
300:25
12: 1
If there are 52 teachers in the building, and 26 of them are female...what is the percentage of male teachers?
50%
If I buy 25 pencils for $1.25, what is the cost of 1 pencil?
5 cents
True or False:
2 mi = 10,560 ft
True
There are 5,280 feet in 1 mile.
There are 14 boys and 16 girls...
7:15
When we simplify ratios, we use this operation....
41%
Britney cycled a total of 10 kilometers by making 5 trips to work. After 9 trips to work, how many kilometers will Britney have cycled in total? Solve using unit rates.
18 kilometers
How many ounces in a gallon?
128 oz